Date Name Title Filing Type Shares Traded Price Total Held
Jan 10, 2012
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 7,543 $73.92 79,039
Jan 10, 2012
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 6,891 $73.92 72,148
Jan 10, 2012
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 6,881 $73.92 90,301
Jan 10, 2012
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 7,009 $73.92 83,292
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 798 $65.76 70,670
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 1,344 $65.76 69,326
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 798 $65.76 73,040
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 1,580 $65.76 71,460
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 798 $65.76 75,175
Sep 06, 2011
VP Regulatory Development and
VP Regulatory Development and Form 4 Payment of exercise price or tax liability by delivering or withholding securities incident to the receipt, exercise or vesting of a security issued in accordance with Rule 16b-3 1,716 $65.76 73,459

* Represents the number of non-derivative securities directly held. (I) Indicates that some (or all) of these shares are held indirectly.